<%@page import="javax.imageio.ImageIO"%>
<%@page import="java.awt.image.BufferedImage"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
	pageEncoding="UTF-8"%>
<%@ page import="java.util.*,java.io.*"%>
<%@ page import="java.text.SimpleDateFormat"%>
<%@ page import="org.apache.commons.fileupload.*"%>
<%@ page import="org.apache.commons.fileupload.disk.*"%>
<%@ page import="org.apache.commons.fileupload.servlet.*"%>
<%@ page import="org.json.simple.*"%>
<%@ page import="org.iteam.xlz.core.service.images.ImagesService" %>
<%@ page
	import="org.apache.struts2.dispatcher.multipart.MultiPartRequestWrapper"%>
<%@ page
	import="org.iteam.xlz.core.entity.images.Images"%>
<%
	/** 
	 * KindEditor JSP 
	 * 
	 * 本JSP程序是演示程序，建议不要直接在实际项目中使用。 
	 * 如果您确定直接使用本程序，使用之前请仔细确认相关安全设置。 
	 * 
	 */
	//文件保存目录路径 
	String savePath = pageContext.getServletContext().getRealPath("/");
	//文件保存目录URL 
	String saveUrl = request.getContextPath() + "/";
	String projectName = request.getContextPath().replaceAll("/", "");

	savePath = savePath.replace(projectName, "xlz-res");
	saveUrl = saveUrl.replace(projectName, "xlz-res");
	//定义允许上传的文件扩展名 
	HashMap<String, String> extMap = new HashMap<String, String>();
	extMap.put("image", "gif,jpg,jpeg,png,bmp");
	extMap.put("flash", "swf,flv");
	extMap.put("media",
			"swf,flv,mp3,wav,wma,wmv,mid,avi,mpg,asf,rm,rmvb");
	extMap.put("file",
			"doc,docx,xls,xlsx,ppt,htm,html,txt,zip,rar,gz,bz2");
	//最大文件大小 
	long maxSize = 300000000;
	response.setContentType("text/html; charset=UTF-8");
	if (!ServletFileUpload.isMultipartContent(request)) {
		out.println(getError("请选择文件。"));
		return;
	}
	//检查目录 
	File uploadDir = new File(savePath);
	if(!uploadDir.exists()){
		uploadDir.mkdirs();
	}
	
	if (!uploadDir.isDirectory()) {
		out.println(getError("上传目录不存在。"));
		return;
	}
	//检查目录写权限 
	if (!uploadDir.canWrite()) {
		out.println(getError("上传目录没有写权限。"));
		return;
	}
	String dirName = request.getParameter("dir");
	String folder = request.getParameter("folder");
	if (dirName == null) {
		dirName = "image";
	}
	if (!extMap.containsKey(dirName)) {
		out.println(getError("目录名不正确。"));
		return;
	}
	if(folder==null || "null".equalsIgnoreCase(folder)|| "".equals(folder)){
		folder = "";
	}else{
		folder = folder+"/";
	}
	//创建文件夹 
	savePath += folder+dirName + "/";
	saveUrl +=folder+ dirName + "/";
	File saveDirFile = new File(savePath);
	if (!saveDirFile.exists()) {
		saveDirFile.mkdirs();
	}
	SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");
	String ymd = sdf.format(new Date());
	savePath += ymd + "/";
	saveUrl += ymd + "/";
	File dirFile = new File(savePath);
	if (!dirFile.exists()) {
		dirFile.mkdirs();
	}
	//Struts2 请求 包装过滤器 
	MultiPartRequestWrapper wrapper = (MultiPartRequestWrapper) request;
	//获得上传 的文件名 
	String fileName = wrapper.getFileNames("imgFile")[0];
	//获得文件过滤器 
	File file = wrapper.getFiles("imgFile")[0];
	//检查文件大小 
	if (file.length() > maxSize) {
		out.println(getError("上传文件大小超过限制。"));
		return;
	}
	int width=0,height=0;
	BufferedImage bi=ImageIO.read(file);
	width=bi.getWidth();
	height=bi.getHeight();
	
	String fileExt = fileName.substring(fileName.lastIndexOf(".") + 1)
			.toLowerCase();
	if (!Arrays.<String> asList(extMap.get(dirName).split(","))
			.contains(fileExt)) {
		out.println(getError("上传文件扩展名是不允许的扩展名。\n只允许"
				+ extMap.get(dirName) + "格式。"));
		return;
	}
	SimpleDateFormat df = new SimpleDateFormat("yyyyMMddHHmmssSSS");
	String newFileName = df.format(new Date()) + "_"
			+ new Random().nextInt(99999) + "." + fileExt;
	byte[] buffer = new byte[1024];
	//获取文件输出流 
	FileOutputStream fos = new FileOutputStream(savePath + newFileName);
	//获取内存中当前文件输入流 
	InputStream in = new FileInputStream(file);
	try {
		int num = 0;
		while ((num = in.read(buffer)) > 0) {
			fos.write(buffer, 0, num);
		}
	} catch (Exception e) {
		e.printStackTrace(System.err);
	} finally {
		in.close();
		fos.close();
	}
	//发送给 KE 
	JSONObject obj = new JSONObject();
	obj.put("error", 0);
	obj.put("url", saveUrl + newFileName);
	ImagesService.getInstance().addToDelete(saveUrl+newFileName);
	Images model=new Images();
	model.setImgaddr(saveUrl+newFileName);
	model.setObjectid("Detail_or_Descrip_"+UUID.randomUUID().toString().replace("-","").toUpperCase());
	model.setIsmain(0);
	model.setStatus(0);
	model.setCreator("Unknown_Creator");
	String id=ImagesService.getInstance().createImages(model);
	out.println(obj.toJSONString());
%>
<%!private String getError(String message) {
		JSONObject obj = new JSONObject();
		obj.put("error", 1);
		obj.put("message", message);
		return obj.toJSONString();
	}%>